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Gedrite
Gedrite

Fire Opal
Fire Opal



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Gedrite
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Fire Opal

Gedrite and Fire Opal Optical Properties

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Optical Properties

Luster

Vitreous
-

Pleochroism

Weak to moderate
-

Dispersion

0.020.01
0.005 1
👆🏻

Transparency

Transparent
Transparent, Translucent

Refractive Index

1.625-1.7181.370-1.470
1 3.25
👆🏻

Optic Character

-
-

Crystal System

Orthorhombic Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: P nma
-

Birefringence

-9999-9999
0 0.296
👆🏻

Clarity

Transparent
Transparent

Gedrite and Fire Opal Optic Character

Gedrite and Fire Opal optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Gedrite and Fire Opal Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Gedrite and Fire Opal optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Gedrite and Fire Opal Transparency

Similar to their colors, Gedrite and Fire Opal transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Gedrite is Transparent while Gedrite is Transparent in appearance.